In order to seek truth, it is necessary once in the course of our life to doubt, as far as possible, of all things.
Eventually all things fall into place. Until then, laugh at the confusion, live for the moments, and know everything happens for a reason.
I generally avoid temptation unless I can't resist it.
Old age, especially an honoured old age, has so great authority, that this is of more value than all the pleasures of youth.
Your children are not your children. They are the sons and daughters of Life's longing for itself.
Consistency is contrary to nature, contrary to life. The only completely consistent people are the dead.
There is nothing enlightened about shrinking so that other people won't feel insecure around you. We are all meant to shine, as children do.
Doubt must be no more than vigilance, otherwise it can become dangerous.
There's no advantage to hurrying through life.
Always say 'yes' to the present moment... Surrender to what is. Say 'yes' to life - and see how life starts suddenly to start working for you rather than against you.
You can't live your life for other people. You've got to do what's right for you, even if it hurts some people you love.
Science is the outcome of being prepared to live without certainty and therefore a mark of maturity. It embraces doubt and loose ends.
Wrinkles are engraved smiles.
Nothing exists except atoms and empty space; everything else is opinion.
One doesn't recognize the really important moments in one's life until it's too late.
We cannot live better than in seeking to become better.
The image is one thing and the human being is another...It's very hard to live up to an image, put it that way.
Hard work, disciplined habits, modesty in living, contentment and cheerfulness.
Life is either a daring adventure or nothing. Security is mostly a superstition. It does not exist in nature.
I always like to look on the optimistic side of life, but I am realistic enough to know that life is a complex matter.
If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.