I know I am but mortal and so therewhilst prepare myself for death, whensoever it shall please God to send it.

Let no man pull you low enough to hate him.

What a liberation to realize that the “voice in my head” is not who I am. Who am I then? The one who sees that.

In the midst of movement and chaos, keep stillness inside of you.

And this sensitivity will create new friendships for you - friendships with trees, with birds, with animals, with mountains, with rivers, with oceans, with stars. Life becomes richer as love grows.

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

Only idiots refuse to change their minds.

Moderation in temper is always a virtue; but moderation in principle is always a vice.

The only real mistake is the one from which we learn nothing.

Men build too many walls and not enough bridges.

Great dreams of great dreamers are always transcended.

The only real laughter comes from despair.

If you're happy, don't worry you'll get over it.

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

There are things known and there are things unknown, and in between are the doors of perception.

In a good bookroom you feel in some mysterious way that you are absorbing the wisdom contained in all the books through your skin, without even opening them.

Why fit in when you were born to stand out?

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

A perfection of means, and confusion of aims, seems to be our main problem.

Take care of the pieces well. The whole will take care of itself.

He alone is free who lives with free consent under the entire guidance of reason.