If you want me to believe in God, you must make me touch him.

Some suggestions for you :

We swallow greedily any lie that flatters us, but we sip only little by little at a truth we find bitter.

It is very important not to mistake hemlock for parsley, but to believe or not believe in God is not important at all.

Virtue is praised but hated. People run away from it for it is ice-cold and in this world you must keep your feet warm.

Genius is present in every age, but the men carrying it within them remain benumbed unless extraordinary events occur to heat up and melt the mass so that it flows forth.

There is only one passion, the passion for happiness.

The philosopher has never killed any priests, whereas the priest has killed a great many philosophers.

You have to make it happen.

It is said that desire is a product of the will, but the converse is in fact true: will is a product of desire.

Morals are in all countries the result of legislation and government; they are not African or Asian or European: they are good or bad.

Fanaticism is just one step away from barbarism.

Doctors are always working to preserve our health and cooks to destroy it, but the latter are the more often successful.

Evil always turns up in this world through some genius or other.

From fanaticism to barbarism is only one step.

There are three principal means of acquiring knowledge... observation of nature, reflection, and experimentation. Observation collects facts; reflection combines them; experimentation verifies the result of that combination.