Moderation in temper is always a virtue; but moderation in principle is always a vice.
Men build too many walls and not enough bridges.
Those who know, do. Those that understand, teach.
If you do what you've always done, you'll get what you've always gotten.
A precedent embalms a principle.
If we don't believe in freedom of expression for people we despise, we don't believe in it at all.
Beauty is not in the face; beauty is a light in the heart.
When playing board-games which involve quizzes etc, you will always know the answers to everyone else's set of questions but never your own.
The only limit to our realization of tomorrow will be our doubts of today.
Judge a man by his questions rather than by his answers.
Boredom is the root of all evil - the despairing refusal to be oneself.
Act as if the maxim of your action were to become through your will a general natural law
All that we see or seem is but a dream within a dream.
Yesterday is but today's memory and tomorrow is today's dream.
An understanding of the natural world is a source of not only great curiosity, but great fulfilment.
Where you stand depends on where you sit.
You can best serve civilization by being against what usually passes for it.
If you meditate, sooner or later you will come upon love. If you meditate deeply, sooner or later you will start feeling a tremendous love arising in you that you have never known before.
If you buy what you do not need, you will need what you cannot buy.
Thoughts without content are empty, intuitions without concepts are blind.
Take care of the pieces well. The whole will take care of itself.