The power of an air force is terrific when there is nothing to oppose it.

When an idea exclusively occupies the mind, it is transformed into an actual physical or mental state.

Capital punishment is as fundamentally wrong as a cure for crime as charity is wrong as a cure for poverty. 

I dream of the realization of the unity of Africa, whereby its leaders combine in their efforts to solve the problems of this continent. I dream of our vast deserts, of our forests, of all our great wildernesses.

The pessimist sees difficulty in every opportunity. The optimist sees the opportunity in every difficulty.  

 Plan for the future but don’t starve yourself to death in the process.

The philosophy of the school room in one generation will be the philosophy of government in the next.

profane, not the shrine I have raised in the cleft of my heart.

Social distancing is bad for communities and ethnic groups. It is physical distancing that is important for the fight against COVID-19.

When I admire the wonders of a sunset or the beauty of the moon, my soul expands in the worship of the creator.

What we want to do is make a leapfrog product that is way smarter than any mobile device has ever been, and super-easy to use. This is what iPhone is. OK? So, we're going to reinvent the phone.

The ballot is stronger than the bullet.