Passion, though a bad regulator, is a powerful spring.

And, more importantly, reach for the stars. And realize that it is never too late—not now, not ever—for you to pursue you passion, your pursuit of perfection. And most importantly, your perseverance for making it happen.

You have to be burning with an idea, or a problem, or a wrong that you want to right. If you're not passionate enough from the start, you'll never stick it out.

Every civilization is, among other things, an arrangement for domesticating the passions and setting them to do useful work.

Why has government been instituted? Because the passions of men will not conform to the dictates of reason & justice without constraint.

An irresistible passion that would induce me to believe in innate ideas and the truth of prophecy has decided my career. I have always loved liberty with the enthusiasm which actuates the religious man with the passion of a lover and with the conviction of a geometrician.

To play a wrong note is insignificant. To play without passion is inexcusable.

I have to face life with a newly found passion. I must rediscover the irresistible will to learn, to live and to love.