The mathematician's best work is art, a high perfect art, as daring as the most secret dreams of imagination, clear and limpid.

The energy industry is at a pivotal moment, and we must embrace innovation to meet the world's growing energy needs while addressing environmental challenges.

A book is a version of the world. If you do not like it, ignore it; or offer your own version in return.

Time flies, and draws us with it. The moment in which I am speaking is already far from me.