Zheng Jianyong didn't believe Yang Junyu's words, but asked rhetorically: "You are just an example, how can you be sure that my experiment will not succeed?" ”

"Don't you know the grandmother paradox?" Yang Junyu asked rhetorically.

"What's that?"

Yang Junyu explained: "For example, you traveled back in time and accidentally killed your grandmother. In this way, your grandmother is killed, and you cannot be born. And since you were not born, how can you go back?

Chapter 134 of "Tang Xinghui" Toys are being hit by hand, please wait a moment,

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