Only idiots refuse to change their minds.

Desire, ignorance, and inequality—this is the trinity of bondage.

No act of kindness, no matter how small, is ever wasted.

If you would take, you must first give, this is the beginning of intelligence.

Everybody is ignorant, only on different subjects.

Nothing is more intolerable than to have to admit to yourself your own errors.

An understanding of the natural world is a source of not only great curiosity, but great fulfilment.

Intellectuals solve problems, geniuses prevent them.

The impossible could not have happened, therefore the impossible must be possible in spite of appearances.

Don't criticize what you can't understand.

What's real and what's true aren't necessarily the same.

Great acts are made up of small deeds.

One who gains strength by overcoming obstacles possesses the only strength which can overcome adversity.

Challenges are gifts that force us to search for a new center of gravity. Don't fight them. Just find a new way to stand.

Don't expect to build up the weak by pulling down the strong.

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

Above all be of single aim; have a legitimate and useful purpose, and devote yourself unreservedly to it.

There are no eternal facts, as there are no absolute truths.

Not everything that can be counted counts, and not everything that counts can be counted.

It takes a great man to be a good listener.

You can be rich in spirit, kindness, love and all those things that you can't put a dollar sign on.