There are no means of attaining faith and certainty except through the Qur'an.

Speech remains as a slave to you, but the moment it leaves your mouth, you become its slave.

Ibn Taymiyyah lived poorly. He was imprisoned and threatened. But I have never seen anyone as happy as him.

If a man's patience is stronger than his whims and desires, then he is like an angel, but if his whims and desires are stronger than his patience, then he is like a devil. If his desire for food, drink and sex is stronger than his patience, then he is no better than an animal.

Sins have many side-effects. One of them is that they steal knowledge from you.

O you, who spends his lifetime disobeying his Lord, no one amongst your enemies is wicked to you more than you are to yourself

The ibtilaa' (testing) of the believer is like medicine for him. It cures him from illness. Had the illness remained it would destroy him or diminish his reward and level (in the hereafter). The tests and the trials extract these illnesses from him and prepare him for the perfect reward and the highest of degrees (in the life to come).