The daily struggle does not arise from a purpose or a program, but from an immediate need.

Man, surrounded by facts, permitting himself no surprise, no intuitive flash, no great hypothesis, no risk, is in a locked cell. Ignorance cannot seal the mind and imagination more securely.

No idea is conceived in our mind independent of our five senses [i.e., no idea is divinely inspired].

Innovation is everyones responsibility, not just R&Ds.

Only a life lived for others is a life worthwhile.

The only real valuable thing is intuition. The intellect has little to do on the road to discovery

The concept of marriage must have been thought up by an unimaginative pig.