Everyone knows it takes a woman nine months to have a baby. But you Americans think if you get nine women pregnant, you can have a baby in a month.

Scientists study the world as it is, engineers create the world that never has been.

Science is the study of what Is, Engineering builds what Will Be. The scientist merely explores that which exists, while the engineer creates what has never existed before.

A scientist describes what is. An engineer creates what never was.

Some fear flutter because they do not understand it. And some fear it because they do.

I am quite pessimistic about ever achieving interstellar travel.

Slice a pear and you will find that its flesh is incandescent white. It glows with inner light. Those who carry a knife and a pear are never afraid of the dark.

Death is the true inspiring genius, or the muse of philosophy, wherefore Socrates has defined the latter as θανάτου μελέτη. Indeed without death men would scarcely philosophise.

One friend with whom you have a lot in common is better than three with whom you struggle to find things to talk about.

It is often said that things must get worse before they can get better, and there is truth in that.

Then she smiles, like it'sthe first time she's seen sunafter a decade of winters.

True loyalty between individuals is possible only in a loose and relatively free society.

If you have humility you are halfway to God-realization.

To come to change, there had to be conflict and pain.

Babies should be classified as an antidepressant. It's pretty hard to be in a bad mood around a 5-month-old baby.

I wanted to continue to be active on those things that I cared about when I was president where I could still have an impact.