Freedom is the recognition of necessity.

I’ve never been afraid of failure.

我教育孩子们要独立——就像我自己一样。

To write is to give voice to the silenced.

对中国国民党同志共勉，1920年1月1日

The historian must have a kind of faith that humanity will not and cannot perish.

胜利很棒，但真正的满足感来自于知道自己付出了全部。