残酷的不是这个世界,而是世界里的人。
真正的美国发现还在我们面前。我们精神、我们人民、我们强大而不朽的土地的真正实现,尚未到来。
Creativity requires the courage to let go of certainties.
Cognition refers to all processes by which the sensory input is transformed, reduced, elaborated, stored, recovered, and used.
The best way to learn is by doing.