Life at school is always good, food and clothing are safe, friends are pure, and you don't need to worry about many things; But in society, you need to rely on your own efforts to support yourself, you must pay hardships and endurance, and you will encounter many bumps. Unlike your classmates, everyone in society has it. Some friends treat you sincerely, and some friends stab you in the back. You can't prevent it, so it's important to make friends. A sincere friend may help you succeed, on the contrary, it may push you to the abyss.