Serenity comes from the ability to say "Yes" to existence. Courage comes from the ability to say "No" to the wrong choices made by others.

I understand that centuries of chains and lashes will not kill the spirit of man nor the sense of truth within him. ~Equality 7-2521 (as Prometheus), pg 98

I wish I had the power to tell them that the despair of their hearts was not to be final, and their night was not without hope. For the battle they lost can never be lost. For that which they died to save can never perish. Through all the darkness, through all the shame of which men are capable, the spirit of man will remain alive on this earth. It may sleep, but it will awaken. It may wear chains, but it will break through. And man will go on.

And, after all, you've got to live." "Not that way," said Roark.

Lord, give me the courage to change the things which can and ought to be changed, the serenity to accept things which cannot be changed, and the wisdom to know the difference - Alcoholics Anonymous

God give me patience, to reconcile with what I am not able to changeGive me strength to change what I canAnd give me wisdom to distinguish one from another.

Before you wear a crown of gold, life sometimes makes you wear a crown of thorns.

Don't cry over spilt milk when you can milk another cow.

No challenge can stop you if you have the courage to keep moving forward in the face of your greatest fears and biggest challenges. Be courageous.

Never a bad day, only bad moments.

Failure provides you with a great opportunity to decide how much you really want something. Will you give up? Or will you dig deeper, commit more, work harder, learn, and get better? If you know that this is what you truly want, you will be willing to pay the price that success requires. You will be willing to fail again and again in order to succeed.

Difficulties show men what they are. In case of any difficulty remember that God has pitted you against a rough antagonist that you may be a conqueror, and this cannot be without toil.