understanding Quotes

The proof that you know something is that you are able to teach it

...we are all inclined to ... direct our inquiry not by the matter itself, but by the views of our opponents; and, even when interrogating oneself, one pushes the inquiry only to the point at which one can no longer... ...

The things best to know are first principles and causes, but these things are perhaps the most difficult for men to grasp, for they are farthest removed from the senses.

Let us first understand the facts and then we may seek the cause.

Just as bats can't see well in bright daylight, our reason struggles to grasp things that are naturally most obvious.

We ought to be able to persuade on opposite sides of a question; as also we ought in the case of arguing by syllogism: not that we should practice both, for it is not right to persuade to what is... ...

The student of politics therefore as well as the psychologist must study the nature of the soul.

All learning is derived from things previously known.

To be ignorant of motion is to be ignorant of nature

Intuition is the source of scientific knowledge.