...and yet here you are posting on the Internet. If what you say is true, why haven't you tossed your computer away, turned your back on household electricity supplies and modern medicine and taken to living in a cave?
I wonder, if he had lived during the time of Sir Isaac Newton, Johannes Kepler, Faraday, Watt, Ohm, Ampere, Volta, Pasteur, Lister, Tesla, Edison, Alexander Graham Bell, Kelvin, Marie Curie, Joseph Salk, Florence Nightingale and Edward Jenner not to mention a whole slew of others that helped pave the way for modern society if he'd be saying the same thing.
The fact that these scientists tried to understand the physical world around them, they actually helped make the world a better place, especially when it comes to advances in medicine and other fields.
Every time you ask for the temperature, you should thank Celsius or Fahrenheit.
I issue a challenge to him to go study up on the above list for starters.
Oh, also Mendel, the father of genetics.