If we do not lay out ourselves in the service of mankind whom should we serve?

Man is the only creature who refuses to be what he is.

There are no eternal facts, as there are no absolute truths.

I think, therefore I am.

Drop the idea of becoming someone, because you are already a masterpiece. You cannot be improved. You have only to come to it, to know it, to realize it.

The pendulum of the mind oscillates between sense and nonsense, not between right and wrong.

Kind words don't cost much. Yet they accomplish much.

We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.

Where there is anger, there is always pain underneath.

Better beggar woman and single than Queen and married.

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

What you're thinking is what you're becoming.

Unfortunately, the clock is ticking, the hours are going by. The past increases, the future recedes. Possibilities decreasing, regrets mounting.

The best revenge is to be unlike him who performed the injury.

It seems essential, in relationships and all tasks, that we concentrate only on what is most significant and important.

I hear and I forget. I see and I remember. I do and I understand.

Rest satisfied with doing well, and leave others to talk of you as they please.

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.

Intelligence is the ability to adapt to change.

It is neither good nor bad, but thinking makes it so.

I've never known any trouble than an hour's reading didn't assuage.