The man who is a pessimist before 48 knows too much; if he is an optimist after it, he knows too little.Mark Twain
Ambition never is in a greater hurry than I; it merely keeps pace with circumstances and with my general way of thinking.Napoleon Bonaparte
Before the effect one believes in different causes than one does after the effect.Friedrich Nietzsche
Nothing can stop the man with the right mental attitude from achieving his goal; nothing on earth can help the man with the wrong mental attitude.Thomas Jefferson
The pessimist sees difficulty in every opportunity. The optimist sees the opportunity in every difficulty.Winston Churchill