Never say no to someone who deserves a yes, because when you need a yes you will receive a no.
Anyone who has never sought the truth has certainly never made a mistake.
Mikhail Saltykov-Stcherdrine
There is no idea or fact that cannot be vulgarized and presented in a ridiculous light.
Fyodor Dostoevsky
It is easier to hold a bad opinion than to choose a good one.
Mathias Aires
I'm not ashamed to say that I'm sad, not that ignominious sadness of those who, instead of killing themselves, write poems: I'm sad because you're stupid...
Mario Quintana
In our thoughts even the slightest lust can become great misery.
Lenon Rangel Gomes