The greatest minds are capable of the greatest vices as well as of the greatest virtues.

Those who know, do. Those that understand, teach.

The smaller the mind, the greater the conceit.

Half the world is composed of people who have something to say and can't, and the other half who have nothing to say and keep on saying it.

Science may set limits to knowledge, but should not set limits to imagination.

Nothing is so strong as gentleness, nothing so gentle as real strength

Sometimes one creates a dynamic impression by saying something, and sometimes one creates as significant an impression by remaining silent.

All truth passes through three stages. First, it is ridiculed. Second, it is violently opposed. Third, it is accepted as being self-evident.

The wise man should restrain his senses like the crane and accomplish his purpose with due knowledge of his place, time and ability.

To me, being an intellectual doesn't mean knowing about intellectual issues; it means taking pleasure in them.

Do your little bit of good where you are; it's those little bits of good put together that overwhelm the world.

It is tact that is golden, not silence.

Chaos is a name for any order that produces confusion in our minds.

Share our similarities, celebrate our differences.

We may encounter many defeats but we must not be defeated.

Each problem that I solved became a rule which served afterwards to solve other problems.

Whatever you think the world is withholding from you, you are withholding from the world.

One of the truest tests of integrity is its blunt refusal to be compromised.

The best revenge is to be unlike him who performed the injury.

Rest satisfied with doing well, and leave others to talk of you as they please.

The weak can never forgive. Forgiveness is the attribute of the strong.