You always own the option of having no opinion. There is never any need to get worked up or to trouble your soul about things you can't control. These things are not asking to be judged by you. Leave them alone.

Be not disgusted, nor discouraged, nor dissatisfied, if thou dost not succeed in doing everything according to right principles; but when thou bast failed, return back again, and be content if the greater part of what thou doest is consistent with man's nature, and love this to which thou returnest

Leave other people's mistakes where they lie.

Does the light of the lamp shine without losing its splendour until it is extinguished; and shall the truth which is in thee and justice and temperance be extinguished before thy death?

Live out your life in truth and justice, tolerant of those who are neither true nor just.

A man is a little soul carrying around a courpse.

Mark how fleeting and paltry is the estate of man - yesterday in embryo, tomorrow a mummy or ashes. So for the hairsbreadth of time assigned to thee, live rationally, and part with life cheerfully, as drops the ripe olive, extolling the season that bore it and the tree that matured it.