knowing and not doing it is like not knowing

what you can say, and being able to burn the midnight oil, which is when a man is studying. Teenagers only know play, do not know to study well, to the old time regret when they are young, why don't know to study hard.

—— Yan Zhenqing

If he is sexually obsessed, he will concentrate on it: therefore, those who are obsessed with books must work hard in literature, and those who are obsessed with art must be skilled. -those who have fallen behind and achieved nothing in the world call themselves non-idiots.

-Pu Songling: Po

To climb the same peak of science and culture, we must break through the unfavorable conditions, make use of the favorable conditions provided by life and create new conditions.

-Gao Shiqi

Young comrades must remember that it is impossible to get all the cultural heritage of the past by running and jumping. This requires firm tenacity and hard work. You know, overcoming difficulties on this road is a very good stimulant in itself.

-"ostrovsky"

Learning requires the greatest tension and enthusiasm for people.

-Pavlov