No One Really Understands Quantum Mechanics.

There Is Nothing That Living Things Do That Cannot Be Understood From The Point Of View That They Are Made Of Atoms Acting According To The Laws Of Physics.

When A Photon Comes Down, It Interacts With Electrons Throughout The Glass, Not Just On The Surface. The Photon And Electrons Do Some Kind Of Dance, The Net Result Of Which Is The Same As If The Photon Hit Only On The Surface.

While I Am Describing To You How Nature Works, You Won't Understand Why Nature Works That Way. But You See, Nobody Understands That.

All Mass Is Interaction.

The Most Important Thing I Found Out From My Father Is That If You Asked Any Question And Pursued It Deeply Enough, Then At The End There Was A Glorious Discovery Of A General And Beautiful Kind.