A leader or a man of action in a crisis almost always acts subconsciously and then thinks of the reasons for his action

The primary cause of unhappiness is never the situation but your thoughts about it.

The cautious seldom err.

Learning is finding out what you already know.

I usually solve problems by letting them devour me.

Your determination and persistence are the driving forces behind your success.

Doubt is the tax man pays for the luxury of useless knowledge.