2206  Good friends, good books, and a sleepy conscience: this is the ideal life.

658  There are only two mistakes one can make along the road to truth; not going all the way, and not starting

2000  An error can never become true however many times you repeat it. The truth can never be wrong, even if no one hears it.

1716  Truth is its own reward.

1746  Three things cannot long be hidden: the sun, the moon and the truth.........