Timelessparadox.mp4

You love Shakespeare, so you take a copy of his plays, travel back in time, and give it to him before he writes them. He copies the book and publishes it.

You travel back in time and prevent your grandfather from meeting your grandmother. timelessparadox.mp4

If it is a , I can help you understand the specific theories, like the Novikov self-consistency principle , that might explain it. You love Shakespeare, so you take a copy