Friendship - a unique gift to man. We all have friends. Someone a lot of them, who - a little. The essence of any of this, one of the components of friendship - is communication. Communication with those who want to share their problems, to whom you can rely on, trust in, ask for advice and just talk about anything. It's one of the most important qualities of friendship is understanding. The perfect friend must be loyal, honest, sincere and just be yourself. In our world, find friends difficult, but even harder not to lose them. A true friend will never leave in the lurch, will share with you the happy event, does not know the concept of envy. Of course, each of us in the soul something selfish. Friendship - a spiritual relationships, which are determined by the willingness of self-sacrifice for others, devotion. Between the partners should not be slips of the tongue, they must be sincere. In our real-world situations in which one saves from certain death, is extremely rare. But do not forget that even in the most ordinary little things manifest human relations. For example, you are sick and you need medication, but nobody's home. Friend never refuse to help. Mutual - one of the principles of friendship.