[agitator]

How do you know if the people to your left or right experience sensations the same way you do?

When they look at the sky does their mind paint the sky with the same color?

[bobobob420]

Scientific method was created for this

[notfed]

False. It's unfalsifiable. There is no experiment possible that you can set up to answer these questions, any more than you can construct an experiment to prove whether there is a God.