The past is hidden somewhere outside the realm, beyond the reach of intellect, in some material object (in the sensation which that material object will give us) which we do not suspect.

The beauty of mathematics is that it is both an art and a science.

I've learned that you can't control everything, but you can control how you react to it.

The more we love our friends， the less we flatter them； it is by excusing nothing that pure love shows itself.

大胆梦想，努力工作，保持专注。

Open platforms and ecosystem building are key to driving technological progress.

"The best investment you can make is in yourself."