typeracer

Pit Stop
You are not signed in | Sign In

Race Result Details

Racer Shar Burrus (sharburrus)
Race Number 4257
Speed 71 WPM Try to beat?
Accuracy 97.7%
Rank 1st place (out of 5)

Text typed:

Any physical theory is always provisional, in the sense that it is only a hypothesis: you can never prove it. No matter how many times the results of experiments agree with some theory, you can never be sure that the next time the result will not contradict the theory.
A Brief History of Time (book) by Stephen Hawking (see stats)

Typing Review: