Franklin, let the wind go, etc. Know that electricity can be led from the sky to the ground by a wire. Watt boiled water, and when he saw steam pushing the lid, he knew that steam could also push the machine. When Galileo dropped the balls with different weights on the Leaning Tower, he knew that the balls with different weights landed on some scientific inventions when China was a country. We can also see that traveling is the beginning of knowing, and knowing is the result of doing it. "
At the same time, he also borrowed the theories of "pro-knowledge", "smell knowledge" and "say knowledge" in Mo Bian to further prove that the full text is clear in logic and rigorous in argument.
1, "Familiarity is the foundation of all knowledge." Familiarity comes from personal experience, that is, from "walking"
2. "If you don't know the basics, you can't pick it up." It is derived from the "line". National knowledge is obtained from others, or passed down by teachers and friends, or conveyed by books, which can be classified into this category.
3. "'Speaking knowledge' is also rooted in' pro-knowledge'." Saying knowledge is inferred knowledge. "Hearing and speaking knowledge must be rooted in knowing each other before they can be effective." "Doing is the beginning of knowing, and knowing is the achievement of doing".