实现明天的唯一限制将是我们今天的疑虑。
The only limit to our realization of tomorrow will be our doubts of today.
I’m not a guy that’s going to shy away from the moment.
〈与日人某君的谈话〉,1924年2月
最重要的事情是保持最重要的事情是最重要的。
The meaning of a word is not a mental entity, but a social practice.