Human beings are members of a whole, In creation of one essence and soul. If one member is afflicted with pain, Other members uneasy will remain. If you have no sympathy for human pain, The name of human you cannot retain.
When your army has crossed the border, you should burn your boats and bridges, in order to make it clear to everybody that you have no hankering after home.
A man can be himself only so long as he is alone; and if he does not love solitude, he will not love freedom; for it is only when he is alone that he is really free.
Learning does not make one learned: there are those who have knowledge and those who have understanding. The first requires memory and the second philosophy.