Perfection of means and confusion of ends seems to characterize our age.
Every day I remind myself that my inner and outer life are based on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving.
The most beautiful experience we can have is the mysterious.
Truth is what stands the test of experience.
It is a miracle that curiosity survives formal education.
Gravitation cannot be held responsible for people falling in love. How on earth can you explain in terms of chemistry and physics so important a biological phenomenon as first love? Put your hand on a stove for a minute and it seems like an hour. Sit with that special girl for an hour and it seems like a minute. That's relativity.
If someone can enjoy marching to music in rank and file, I can feel only contempt for him; he has received his large brain by mistake, a spinal cord would have been enough.
Science can only ascertain what is, but not what should be, and outside of its domain value judgements of all kinds remain necessary.
Once we accept our limits, we go beyond them.
It is the supreme art of the teacher to awaken joy in creative expression and knowledge.