Men would never be superstitious, if they could govern all their circumstances by set rules, or if they were always favoured by fortune: but being frequently driven into straits where rules are useless, and being often kept fluctuating pitiably between hope and fear by the uncertainty of fortune's greedily coveted favours, they are consequently for the most part, very prone to credulity.
Baruch SpinozaThe eternal wisdom of God ... has shown itself forth in all things, but chiefly in the mind of man, and most of all in Jesus Christ.
Baruch SpinozaIndulge yourself in pleasures only in so far as they are necessary for the preservation of health.
Baruch SpinozaIn the state of nature, wrong-doing is impossible; or, if anyone does wrong, it is to himself, not to another. For no one by the law of nature is bound to please another, unless he chooses, nor to hold anything to be good or evil, but what he himself, according to his own temperament, pronounces to be so; and, to speak generally, nothing is forbidden by the law of nature, except what is beyond everyone's power.
Baruch SpinozaOnly that thing is free which exists by the necessities of its own nature, and is determined in its actions by itself alone.
Baruch Spinoza