Do not reveal what you have thought upon doing, but by wise council keep it secret being determined to carry it into execution.

What you're thinking is what you're becoming.

We choose our joys and sorrows long before we experience them.

It is neither good nor bad, but thinking makes it so.

In the practice of tolerance, one's enemy is the best teacher.

If a man could have half of his wishes, he would double his troubles.

There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self.

Everything excellent is as difficult as it is rare.

Unfortunately, the clock is ticking, the hours are going by. The past increases, the future recedes. Possibilities decreasing, regrets mounting.

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

If you don't know where you're from, you'll have a hard time saying where you're going.

Wisdom is not the product of schooling, but of the lifelong attempt to acquire it.

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

A proverb is much matter distilled into few words.

And no one will listen to us until we listen to ourselves.

Honesty is the first chapter in the book of wisdom.

A house divided against itself cannot stand.

It is tact that is golden, not silence.

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

Your reputation is in the hands of others. That's what the reputation is. You can't control that. The only thing you can control is your character.

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