“One special advantage of the skeptical attitude of mind is that a man is never vexed to find that after all he has been in the wrong.”

“In seeking absolute truth we aim at the unattainable and must be content with broken portions. ”

“The value of experience is not in seeing much, but in seeing wisely.”

“The future belongs to Science. More and more she will control the destinies of the nations. Already she has them in her crucible and on her balances.”

“The greater the ignorance the greater the dogmatism.”

“The best preparation for tomorrow is to do today's work superbly well.”

“I'm choosing happiness over suffering, I know I am. I'm making space for the unknown future to fill up my life with yet-to-come surprises.”

“Future warns us through current symptoms in nature.”

“Human relationships always help us to carry on because they always presuppose further developments, a future - and also because we live as if our only task was precisely to have relationships with ...”

“When we are tired, we are attacked by ideas we conquered long ago.”

“There is no future without a past, because what is to be cannot be imagined except as a form of repetition.”

“In the end, your past is not my past and your truth is not my truth and your solution - is not my solution.”