No one is more liable to make mistakes than the man who acts only on reflection.
Vice stirs up war; virtue fights.
Simple truths are a relief from grand speculations.
When an idea is too weak to support a simple statement, it is a sign that it should be rejected.
The greatest achievement of the human spirit is to live up to one's opportunities and make the most of one's resources.
Great men undertake great things because they are great; fools, because they think them easy.