有人居住的世界的界限是由人类知识的范围决定的。
The function of a system of hypotheses is to warn us beforehand what will be our experience—to enable us to make accurate predictions.
The only way to make sense out of change is to plunge into it, move with it, and join the dance.
最古老、最简短的词语——'是'和'否'——是需要最多思考的。
The task of psychology is to analyze the given.