"The joy of discovery is certainly the liveliest that the mind of man can ever feel."

The risk is not that we aim too high and miss, but that we aim too low and hit.

The greatest threat to our forests isn’t logging—it’s indifference.

Talent isn’t genius. And No amount of energy can make it so. I want to be great or nothing.

当天赋不努力时，勤奋胜过天赋。