Psychology must be a science of observation, not speculation.
Silence is the perfectest herald of joy: I were but little happy, if I could say how much.
作家必须相信他所做的是世界上最重要的事情。即使他知道这不是真的,他也必须坚持这种幻觉。
"The only limit to our realization of tomorrow will be our doubts of today."