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TST PRACTICE

By Philosopher Michael Alan Prestwood

Wisdom Builder

Three Tidbit Stories

Science.

3 random tidbit stories in about 3 minutes.

Idea 1.

A Science Vocabulary.

Perception is the experiencing of sensory information. Perceptions are impressions, but not by themselves ideas. An idea forms when the mind recognizes or interprets an impression, or relates it to something else.

Perception is a traditional fairly-established scientific term. It’s the process of organizing and interpreting sensory information into experience. More meaningful experiences are often retained longer.

In Chapter 17 of 30 Philosophers, I explore the difference between senses and perceptions. While senses give you direct information, your perception gives you indirect understanding.

Think detect, process, and respond, as in airbags in cars, Venus flytraps, and animal reflexes. All three process sensory information, but that alone does not establish mental perception or thinking. Instincts and reflexes in animals do not necessarily involve thinking, but their results can contribute to cognition in a mind. Whether they leave an impression or contribute to an idea is another subject.

A sense detects information about the external world or the internal state of the body. Perception uses that sensory information. This can include categorizing what is sensed. Minds use sensing and perception, and both often contribute to the forming of an impression. 

A sense detects information about the external world or the internal state of the body. Perception uses that sensory information. This can include categorizing what is sensed. Minds use sensing and perception, and both often contribute to the formation of an impression. One way to define the emergence of a mind, to define a mind, is the ability to perceive.

I wrote that Science Vocabulary, 

and posted it to TST 4 weeks ago.

 

Idea 2.

A Science Story.

1.52 Million BCE
1.53 to 1.51 Million BCE
60,800 Generations Ago

Species: Likely Homo erectus, our direct ancestor. The footprints found in Ileret, Kenya represent the oldest undisputed evidence of hominins walking upright in an efficient manner characteristic of modern humans. Our style of upright walking, which Homo erectus appears to have shared, is energy-efficient and adapted for long distances. It involves a long stride with a spring-like mechanism in the arch of the foot. These particular footprints demonstrate a well-developed arch and a long stride, culminating in a propulsive toe-off similar to us.

By this period, Homo erectus set a precedent for the locomotion seen in future hominin species, including Homo heidelbergensis, Neanderthals, Denisovans, and even the shorter Homo floresiensis.

I wrote that Science Story, 

and posted it to TST 5 years ago.

 

Idea 3.

A Science Quote.

People do not revise beliefs one at a time in a vacuum. They protect central beliefs, sacrifice peripheral ones, and reinterpret new evidence through a larger web. In 1951, Quine put it this way:

“Our statements about the external world face the tribunal of sense experience not individually, but only as a corporate body.”

Quine’s point here is that beliefs usually hang together. A single claim about reality rarely walks into experience alone. It arrives with background assumptions, supporting ideas, and habits of thought already in place. That is why this quote connects so naturally to worldview. From Quine’s point of view, what we believe forms more like a web than a stack of separate bricks. Experience presses on the whole structure, and then we adjust different parts of it as needed.

Worldview is the deeper interpretive structure through which beliefs are sorted, integrated, defended, or revised. Where Quine gives us a web of belief, we can push further into the lived human side of that structure by framing worldview around personal language, philosophy, and religion. From within a larger framework, we decide what feels believable in the first place.

W. V. Quine became one of the major figures in twentieth-century analytic philosophy. He is especially known for his 1951 essay “Two Dogmas of Empiricism,” where this quote appears and where he challenged the sharp divide between truths supposedly true by meaning alone and truths grounded in experience.

In the broader academic world, Quine matters because he helped reshape how philosophers think about meaning, evidence, and theory. His critique of reductionism and his more holistic picture of belief became part of the backbone of later debates in epistemology, philosophy of science, and analytic philosophy more broadly.

I wrote that Science Quote, 

and posted it to TST 7 months ago.

 

The end. Refresh for another set.

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