优秀和卓越之间的区别在于额外的努力。
The difference between good and great is the extra effort.
发展经济学最终是为了改善人们的生活。
La literatura es el arte de la palabra, y la palabra es el instrumento del pensamiento.
Science thrives in an environment of openness and collaboration.
Life never exists on its own, but accompanied by loneliness. Whether we are born, we grow up, we fall in love or we succeed and fail, until the end, loneliness exists in a corner of life like a shadow.
时间是一个小偷，偷走瞬间，只留下阴影。