“One's first step in wisdom is to question everything - and one's last is to come to terms with everything
“You learn to speak by speaking, to study by studying, to run by running, to work by working; in just the same way, you learn to love by loving.
“The simplest schoolboy is now familiar with truths for which Archimedes would have sacrificed his life.
“Study until twenty five, investigate until forty, profession until sixty, at which age I would have him retired on a double allowance
“If your actions inspire others to dream more, learn more, do more and become more, you are a leader.
“Learning is pedantry, wit, impertinence, virtue itself looked like weakness, and the best parts only qualify a man to be more sprightly in errors, and active to his own prejudice
“I believe that the true road to preeminent success in any line is to make yourself master of that line
“Education is the period during which you are being instructed by somebody you do not know, about something you do not want to know