Amazing Quote by Paul McEuen

What has no substance can penetrate what has no opening.

— Laozi

The softest of stuff in the world, penetrates quickly the hardest, insubstantial, it enters where there is no room...

— Laozi

Your chemistry high school teacher lied to you when they told you that there was such a thing as a vacuum, that you could…

— Adam Riess

Wormholes - if you don't have something threading through them to hold them open, the walls will basically collapse so fast that nothing can…

— Kip Thorne

A barrier is of ideas, not of things.

— Anonymous

“Atoms, the building blocks of so-called matter, however much they might seem to be physically circumscribed, aren’t actually like tiny billiard balls. That’s kindergarten…

— Sol Luckman

That which offers no resistance can enter where there is no space.

— Laozi

“....barriers made of metal could turn fluid when touched simultaneously by people on either side...”

— Kamila Shamsie

But nothing is more opaque than absolute transparency.

— Margaret Atwood

There are no barriers, and there is no glass ceiling when you put in the work.

— Booker T

“It is still a fairly astounding notion to consider that atoms are mostly empty space, and that the solidity we experience all around us…

— Bill Bryson

Nothing exists but atoms and the void.

— Democritus