Whenever a thought comes to your mind, say to yourself perhaps the opposite of it is also true to some extent We live in a friendly world; this world is not a friendly place. There is an ultimate meaning to human life; there is no ultimate meaning to human life. People are selfish; they care about us. I am smart; I have been foolish. I am knowledgeable; my knowledge is very limited. My parents understand me; they don’t understand me. My friends care about me; they don’t care about me. It is good…
