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.
Truth
In seeking absolute truth we aim at the unattainable and must be content with broken portions.
Shut out all of your past except that which will help you weather your tomorrows.
Future, Past
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.
Destiny, Balance, Future