We should cherish time, do what we think, and don't delay, otherwise we can only cry when we are old.

Our knowledge is profound because of diligence and hard work, and lacking because of lack of progress; ……

Learning is to find doubts, small doubts and small progress, big doubts and big progress.

People who aim high will not succeed without talent, and talented people will not get such talent without reading.

These words are famous sayings that inspire people to study hard.