The journey of self-discovery is one of the most challenging yet rewarding aspects of psychological study.

"The only thing we have to decide is what to do with the time that is given us."

解释：任用有才能的人，对国家大有好处。

能源的未来是多样化的，没有单一的解决方案。

Success is the sum of small efforts, repeated day in and day out.

改变始于愿景，但坚持才能将其变为现实。