The development of computational complexity theory has shown us that not all problems are created equal.

Never underestimate the power of incremental improvements.

Now I want to keep it forever, I want to love you the way I do now for the rest of my life.

不犯错就无法创作艺术。

The Worldly Hope men set their Hearts upon Turns Ashes—or it prospers; and anon, Like Snow upon the Desert's dusty Face, Lighting a little hour or two—is gone.