You can swim all day in the Sea of Knowledge and not get wet.

What you can do is often simply a matter of what you will do.

Whether or not you find your own way, you're bound to find some way. If you happen to find my way, please return it, as it was lost years ago. I imagine by now it's quite rusty.

No one paid any attention to how things looked, and as they moved faster and faster everything grew uglier and dirtier, and as everything grew uglier and dirtier they moved faster and faster, and at last a very strange thing began to happen. Because nobody cared, the city slowly began to disappear. Day by day the buildings grew fainter and fainter, and the streets faded away, until at last it was entirely invisible. There was nothing to see at all.

You must never feel badly about making mistakes.

There is much worth noticing that often escapes the eye.

You must never feel badly about making mistakes ... as long as you take the trouble to learn from them. For you often learn more by being wrong for the right reasons than you do by being right for the wrong reasons.