One may return to the place of his birth, He cannot go back to his youth.

Nature is not benevolent; Nature is just, gives pound for pound, measure for measure, makes no exceptions, never tempers her decrees with mercy, or winks at any infringement of her laws.

Nature will not be conquered, but gives herself freely to her true lover - to him who revels with her, bathes in her seas, sails her rivers, camps in her woods, and with no mercenary ends, accepts all.

We are made strong by what we overcome.

Before the bud swells, before the grass springs, before the plough is started, comes the sugar harvest. It is sequel of the bitter frost; a sap run is the sweet goodbye of winter.

I still find each day too short.

Somewhat by historical happenstance the five permanent members of the UN Security Council - United States, Britain, France, Russia, and China - also were the original five countries to have nuclear weapons.