Alhazen

The more we learn, the more we realize how much we don't know.

Humility is essential for true learning.

The greatest discoveries are often made by those who dare to question established beliefs.

The path to truth is often arduous, but the rewards are immeasurable.

We should always strive to improve our understanding of the world.

The beauty of the universe is revealed through science.

The harmony of the cosmos is a testament to its divine creator.

The study of astronomy allows us to contemplate the vastness of creation.

The celestial bodies move in accordance with precise mathematical laws.

The universe is a book written in the language of mathematics.

Truth is sought for its own sake. And those who are engaged in the quest for it for anything else are not seekers of the truth.

The seeker after truth should be humbler than the dust.

We should not be ashamed to acknowledge truth from whatever source it comes to us.

The pupil of the eye is a small round hole... through which the forms of things are admitted.

Vision occurs by means of rays from each point of the object converging at the eye.

The soul never thinks without a mental image.

If learning the truth is our aim, we must be ready to doubt everything.

Experiment is the best guide to truth in the natural sciences.

The heavens are not moved by any external force.

Light travels in straight lines from its source.