4) The easiest and the noblest way is not to be crushing others, but to be improving yourself.
5) Every action has its pleasures and its price.
6) The secret of happiness, you see, is not found in seeking more, but in developing the capacity to enjoy less.
7) The only true wisdom is in knowing you know nothing.
8) He who is not contented with what he has, would not be contented with what he would like to have.
9) Nature has given us two ears, two eyes, and but one tongue-to the end that we should hear and see more than we speak.
10) Remember, no human condition is ever permanent. Then you will not be overjoyed in good fortune nor too scornful in misfortune.
11) The mind is everything; what you think you become.
12) He is richest who is content with the least, for content is the wealth of nature.
13) Mankind is made of two kinds of people: wise people who know they’re fools, and fools who think they are wise.
14) To know, is to know that you know nothing. That is the meaning of true knowledge.
15) True wisdom comes to each of us when we realize how little we understand about life, ourselves, and the world around us
16) We can do nothing without the body, let us always take care that it is in the best condition to sustain us.
17) No man has the right to be an amateur in the matter of physical training. It is a shame for a man to grow old without seeing the beauty and strength of which his body is capable.
Internalize mental models and be 100 steps mentally ahead than 99% of the society.