一個人必須堅強，否則他永遠不會變堅強。One must need to be strong; otherwise, one never becomes strong.

One must need to be strong; otherwise, one never becomes strong.
– Friedrich Nietzsche, Philosopher
一個人必須堅強，否則他永遠不會變堅強。

– 尼采 (1844 – 1900) 德國哲學家