Founder: Aristotle, born two thousand years ago), the second set of logical thinking system.
Logic 7 thinking is a seven-level logic thinking system (founder: Yuan Jinsong was born on 20 12).
Logical thinking 1 level: definition-how to do qualitative thinking correctly.
Two levels of logical thinking: division-how to do quantitative thinking correctly?
The third level of logical thinking: generalization-how to do essential thinking correctly.
Four levels of logical thinking: judgment-how to do comparative thinking correctly.
The fifth level of logical thinking: reasoning-how to correctly carry out causal thinking.
The sixth level of logical thinking: hypothesis-how to think in imagination correctly.
The seventh level of logical thinking: system-how to think correctly as a whole.