A U.S. dollar is an IOU from the Federal Reserve Bank. It's a promissory note that doesn't actually promise anything. It's not backed by gold or silver.
P. J. O'Rourke
I know that I have the ability to achieve the object of my Definite Purpose in life, therefore, I DEMAND of myself persistent, continuous action toward its attainment, and I here and now promise to render such action.
Associate yourself with men of good quality, if you esteem your reputation. Be not apt to relate news, if you know not the truth thereof. Speak no evil of the absent, for it is unjust. Undertake not what you cannot perform, but be careful to keep your promise. There is but one straight course, and that is to seek truth, and pursue it steadily. Nothing but harmony, honesty, industry and frugality are necessary to make us a great and happy nation.
I do not need any promise of eternity to be happy. My eternity is now. I have only one interest: to fulfill my purpose here where I am. This purpose is not given me by my parents or my surroundings. It is induced by some unknown factors. These factors make me a part of eternity.
Don't ever promise more than you can deliver, but always deliver more than you promise.
A promise made must be a promise kept.
She smiled at him, making sure that the smile gathered up everything inside her and directed it toward him, making him a profound promise of herself for so little, for the beat of a response, the assurance of a complimentary vibration in him.
F. Scott Fitzgerald
When a promise is broken, the promise still remains. In one way or another, we are all unfaithful to each other, and physical unfaithfulness is not the worst kind there is.
Be skeptical of concepts that divorce war from its political nature, particularly those that promise fast, cheap victory through technology.
H. R. McMaster
After a century of striving, after a year of debate, after a historic vote, health care reform is no longer an unmet promise. It is the law of the land.
You have to persuade yourself that you absolutely don't care what happens. If you don't care, you've won. I absolutely promise you, in every serious negotiation, the man or woman who doesn't care is going to win.
April is a promise that May is bound to keep.