研究心理过程需要实验和比较方法。
The study of mental processes requires both experimental and comparative methods.
饥饿了就想吃饭，寒冷了就想温暖，疲劳了就想休息，爱好利益而厌恶祸害，这是人生下来就具有的本性。
言语有力量，但沉默可能更有力量。
The future belongs to those who can balance profitability with environmental responsibility.
And never would they make a mistake in the order of their entry upon the stage. It would be magnificent.