“The secret of joy in work is contained in one word: excellence. To know how to do something well is to enjoy it”

“We come too late to say anything which has not been said already”

“Everything has been said, and we have come too late, now that men have been living and thinking for seven thousand years and more”

“There, that is our secret: go to sleep! You will wake, and remember, and understand”

“In heaven I yearn for knowledge, account all else inanity; On earth I confess an itch for the praise of fools - that's vanity”

“If you want to understand today, you have to search yesterday”