To think is easy. To act is difficult. To act as one thinks is the most difficult.

Johann Wolfgang von Goethe

The future depends on what we do in the present.

Mahatma Gandhi

Only the wisest and stupidest of men never change.

Confucius

I owe my success to having listened respectfully to the very best advice, and then going away and doing the exact opposite.

G.K. Chesterton

It is better to look ahead and prepare than to look back and regret.

Jackie JoynerKersee

He who tries to shine dims his own light. He who defines himself can't know who he really is.

Lao Tzu