"You will do foolish things, but do them with enthusiasm."

"I'm of the mind that even people who have limitations, if they have a curiosity, they will find a way to explore it."

"As a scientist, I am not sure anymore that life can be reduced to a class struggle, to dialectical materialism, or any set of formulas. Life is spontaneous and it is unpredictable, it is magical. I think that we have struggled so hard with the tangible that we have forgotten the intangible."

"It is in vain to say human beings ought to be satisfied with tranquillity: they must have action; and they will make it if they cannot find it."

It doesn't take long for a person to accumulate experiences, good, bad, and everything in-between. Especially through their work, they quickly acquire a Been There And Done That Attitude, from their experiences.