If everything isn't black and white, I say, 'Why the hell not?'
He who would accomplish little must sacrifice little; he who would achieve much must sacrifice much; he who would attain highly must sacrifice greatly.
I have noticed even people who claim everything is predestined, and that we can do nothing to change it, look before they cross the road.
Believe nothing, no matter where you read it, or who said it, no matter if I have said it, unless it agrees with your own reason and your own common sense.
True valor lies between cowardice and rashness.
A scientist in his laboratory is not a mere technician: he is also a child confronting natural phenomena that impress him as though they were fairy tales.?
Do unto those downstream as you would have those upstream do unto you.
One of the great penalties those of us who live our lives in full view of the public must pay is the loss of that most cherished birthright of man's, privacy.
My specialty is detached malevolence.
There is only one difference between a madman and me. The madman thinks he is sane. I know I am mad.
Every beauty which is seen here by persons of perception resembles more than anything else that celestial source from which we all are come.
What is necessary to change a person is to change his awareness of himself.
When something is important enough, you do it even if the odds are not in your favor.
Sometimes glass glitters more than diamonds because it has more to prove.
Those who hammer their guns into plows, will plow for those who do not.
A process cannot be understood by stopping it. Understanding must move with the flow of the process, must join it and flow with it.
No snowflake in an avalanche ever feels responsible.
What is to give light must endure burning.
A stale article, if you dip it in a good, warm, sunny smile, will go off better than a fresh one that you've scowled upon.
I love Madrid. I am happy to be here. I have been here three years and hope to be here longer. But I am proud of where I come from and never forget the people I grew up with.
It does not do to dwell on dreams and forget to live.