Reinforcement is the central factor in the acquisition of new behavior patterns.

心灵是一个协调感觉的系统。

To cure the British disease with socialism was like trying to cure leukaemia with leeches.

One must not always think that feeling is everything. Art is nothing without form.

追求幸福不仅仅是寻求快乐，还包括在生活中找到意义和目标。