The happiness of the people is my reward. (Madame Curie)

A person's value to society first depends on how much his feelings, thoughts and actions have played in promoting human interests. (Einstein)

If a person only thinks of himself, then there must be more sad things than happy things in his life. (Ma Ming Sibilia Ke)

What is really remarkable about a real scholar is that he did a lot of great work in secret before his death and was not famous for it. (Balzac)

I am a citizen of the world and should be born for mankind. (Nobel)

Buried roots allow branches to bear fruit without asking for anything in return.

(Tagore)

People need to have a heart that sacrifices their own self-interest. (Turgenev)

The night quietly blooms flowers, but the day accepts thanks. (Tagore)

For people, the greatest happiness and happiness is to give their spiritual strength to others. (Suhomlinski)

All I have to do is to serve truth and justice with my meager strength.

(Einstein)