Meditations by Marcus Aurelius Book 6 Page 27

that which thou dost think evil, or miss of that which thou dost think good, so wilt thou be ready both to complain of the Gods, and to hate those men, who either shall be so indeed, or shall by thee be suspected as the cause either of thy missing of the one, or falling into the other.

And indeed we must needs commit many evils, if we incline to any of these things, more or less, with an opinion of any difference. But if we mind and fancy those things only, as good and bad, which wholly depend of our own wills, there is no more occasion why we should either murmur against the Gods, or be at enmity with any man.

XXXVII. We all work to one effect, some willingly, and with a rational apprehension of what we do: others without any such knowledge. As I think Heraclitus in a place speaketh of