There are no limitations to the mind except those we acknowledge.
It is necessary to keep one's compass in one's eyes and not in the hand, for the hands execute, but the eye judges.
We sometimes congratulate ourselves at the moment of waking from a troubled dream; it may be so the moment after death.
If you would take, you must first give, this is the beginning of intelligence.
Man is the only creature who refuses to be what he is.
Act as if the maxim of your action were to become through your will a general natural law
Nothing is more intolerable than to have to admit to yourself your own errors.
Muddy water is best cleared by leaving it alone.
The only limit to our realization of tomorrow will be our doubts of today.
The greatest of all mistakes is to do nothing because you think you can only do a little
Learn from the mistakes of others. You can never live long enough to make them all yourself.
There is no question climate change is happening. The only arguable point is what part humans are playing in it.
Experience keeps a dear school, but fools will learn in no other.
It is neither good nor bad, but thinking makes it so.
A friend to all is a friend to none
In moments of great grief, that’s where you look and immerse yourself. You realise you are not immortal, you are not a god, you are part of the natural world and you come to accept that.
It is not the strength, but the duration, of great sentiments that makes great men.
Power always thinks it has a great soul and vast views beyond the comprehension of the weak.
Every aquarium will eventually leak.
Things which matter most must never be at the mercy of things which matter least.
Never pick a fight with an ugly person, they've got nothing to lose.