Laughter and tears are both responses to frustration and exhaustion. I myself prefer to laugh, since there is less cleaning up to do afterward.

Cognition refers to all processes by which the sensory input is transformed, reduced, elaborated, stored, recovered, and used.

技术将推动能源的下一个时代，但人类的聪明才智始终是其核心。

唯一真实的旅程是内心的旅程。