Act as if the maxim of your action were to become through your will a general natural law

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

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

If we don't believe in freedom of expression for people we despise, we don't believe in it at all.

Beer: The cause of, and solution to, all of life's problems.

The ultimate authority must always rest with the individual's own reason and critical analysis.

Work is the price which is paid for reputation.

Men build too many walls and not enough bridges.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

Don't raise your voice, improve your argument.

The future is uncertain but the end is always near.

Appearances often are deceiving.

As the soft yield of water cleaves obstinate stone, So to yield with life solves the insolvable: To yield, I have learned, is to come back again.

The oldest, shortest words- 'yes' and 'no'- are those which require the most thought.

If you only read the books that everyone else is reading, you can only think what everyone else is thinking.

A precedent embalms a principle.

All that we see or seem is but a dream within a dream.

Convictions are more dangerous enemies of truth than lies.

The most certain sign of wisdom is cheerfulness.

Where you stand depends on where you sit.

Those who can not change their minds can not change anything.