A wise man can learn more from a foolish question than a fool can learn from a wise answer.

We must learn to live together as brothers or perish together as fools.

In the brain, you have connections between the neurons called synapses, and they can change. All your knowledge is stored in those synapses.

Anyone, if he has a will and basic knowledge, can create something substantial.

The opinion is the medium between knowledge and ignorance.

What we really are matters more than what other people think of us.

The roots of all goodness lie in the soil of appreciation for goodness.

All the knowledge I possess everyone else can acquire, but my heart is all my own.

Never stop learning; knowledge doubles every fourteen months.

True friendship can afford true knowledge. It does not depend on darkness and ignorance.