One never notices what has been done; one can only see what remains to be done.

The only way to get the best of an argument is to avoid it.

What lies behind us and what lies ahead of us are tiny matters compared to what lives within us.

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

The smaller the mind, the greater the conceit.

Time flies over us, but leaves its shadow behind.

Meditation will bring you sensitivity, a great sense of belonging to the world. It is our world - the stars are ours, and we are not foreigners here. We are part of it, we are the heart of it.

If you don't stand for something you will fall for anything.

Dark and difficult times lie ahead. Soon we must all face the choice between what is right and what is easy.

There are four ways, and only four ways, in which we have contact with the world. We are evaluated and classified by these four contacts: what we do, how we look, what we say, and how we say it.

Never ruin an apology with an excuse.

The simple things are also the most extraordinary things, and only the wise can see them.

The future is uncertain but the end is always near.

Judge not unless you judge yourself.

Be curious, not judgmental.

Instinct is a marvellous thing. It can neither be explained nor ignored.

A good teacher protects his pupils from his own influence.

To be one, to be united is a great thing. But to respect the right to be different is maybe even greater.

You place too much importance... on the so-called purity of blood! You fail to recognize that it matters not what someone is born, but what they grow to be!

Nothing is as easy as it looks.

Muddy water is best cleared by leaving it alone.