The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.

There are two ways to write error-free programs; only the third one works.

创新的关键不仅在于发现，还在于将该发现应用于现实世界的问题。

I don't fear failure. I fear not trying.

Batteries are not just energy storage devices; they're enablers of renewable energy.