I have also learned why people work so hard to succeed: it is because they envy the things their neighbors have. But it is useless. It is like chasing the wind.
For we ourselves were once foolish, disobedient, and wrong. We were slaves to passions and pleasures of all kinds. We spent our lives in malice and envy; others hated us and we hated them.
We must not be like Cain; he belonged to the Evil One and murdered his own brother Abel. Why did Cain murder him? Because the things he himself did were wrong, and the things his brother did were right.