Don't cry for a man who's left you - the next one may fall for your smile.

How wonderful it is that nobody need wait a single moment before starting to improve the world.

Don't let making a living prevent you from making a life.

Even when you think you have your life all mapped out, things happen that shape your destiny in ways you might never have imagined.

It's only terrible to have nothing to wait for.

I generally avoid temptation unless I can't resist it.

I can't wait to figure out what is wrong with me, so I can say this is the way that I used to be.

Short as life is, we make it still shorter by the careless waste of time.

The worldly comforts are not for me. I am like a traveller, who takes rest under a tree in the shade and then goes on his way.

I would rather live in a world where my life is surrounded by mystery than live in a world so small that my mind could comprehend it.

If you don't design your own life plan, chances are you'll fall into someone else's plan. And guess what they have planned for you? Not much.

The natural world is the greatest source of excitement. The greatest source of visual beauty. It is the greatest source of so much in life that makes life worth living.

Without a measureless and perpetual uncertainty, the drama of human life would be destroyed.

The journey of a thousand miles begins with one step.

Life does not need to mutilate itself in order to be pure.

Life has a certain flavour for those who have fought and risked all that the sheltered and protected can never experience.

You only live once, but if you do it right, once is enough.

Being ignorant is not so much a shame, as being unwilling to learn.

I don't need you to remind me of my age. I have a bladder to do that for me.

Not all things are to be discovered; many are better concealed.

The historian looks backward. In the end he also believes backward.