Where there are no learned men, there even the ignorant are esteemed learned, as where there are no trees, there the lonely palm is esteemed a tree.

The Master said, 'Learning without thought is labour lost; thought without learning is perilous.'

A wise man makes his own decisions, an ignorant man follows the public opinion.

I have learned over the years that when one's mind is made up, this diminishes fear; knowing what must be done does away with fear.

Even a thief takes ten years to learn his trade.

Knowledge is indivisible. When people grow wise in one direction, they are sure to make it easier for themselves to grow wise in other directions as well. On the other hand, when they split up knowledge, concentrate on their own field, and scorn and ignore other fields, they grow less wise — even in their own field.