“Two truths cannot contradict one another.”

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement ‘I do not know’.

Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

To be humane, we must ever be ready to pronounce that wise, ingenious and modest statement ‘I do not know’.

Philosophy is written in this grand book, the universe, which stands continually open to our gaze.

We see only the simple motion of descent, since that other circular one common to the Earth, the tower, and ourselves remains imperceptible.

What greater stupidity can be imagined than that of calling jewels, silver, and gold “precious,” and earth and soil “base”?

I do not know what to say in a case so surprising, so unlooked for and so novel.

I entertain no doubts as to the truth of the transfinites, which I have recognized with God’s help.

The Bible shows the way to go to heaven, not the way the heavens go.

The Milky Way is nothing else but a mass of innumerable stars planted together in clusters.

You can’t teach anybody anything, only make them realize the answers are already inside them.

Holy Writ was intended to teach men how to go to Heaven not how the heavens go.

Philosophy itself cannot but benefit from our disputes, for if our conceptions prove true, new achievements will be made; if false, their refutation will further confirm the original doctrines.

I believe that the intention of Holy Writ was to persuade men of the truths necessary to salvation; such as neither science nor other means could render credible, but only the voice of the Holy Spirit.

I give infinite thanks to God, who has been pleased to make me the first observer of marvelous things.

We must say that there are as many squares as there are numbers.

If asked whether you love God, say nothing. This is because if you say, ‘I do not love God,’you are an unbeliever. If, on the other hand, you say, ‘I do love God,’ your actions contradict you.

When you encounter seemingly good advice that contradicts other seemingly good advice, ignore them both.

I might make a specific choice for myself and then in the next episode the writers might write something that contradicts it.

I don’t know who I am or who I was. I know it less than ever. I do and I don’t identify myself with myself. Everything is totally contradictory, but maybe I have remained exactly as I was as a small boy of twelve.

When you encounter difficulties and contradictions, do not try to break them, but bend them with gentleness and time.

Contradiction is the lever of transcendence.

It is beautiful to be alone, it is also beautiful to be in love, to be with people. And they are complementary, not contradictory.

Only fools don’t contradict themselves.