I agree with this, but there aren't many people trying to say that smoking is healthy which is why it gets so much attention.

It's actually called "Hawaii"

A few bottles of whiskey will make you forget those speeches though.

"Whatcha in for?"
"I haven't been out."

It means that you are very unlikely to be correct and, in the unlikely event that you are correct, you most certainly aren't educated enough on the topic to list why you are correct while he is not. Rather than speaking out in class, if this is the case, then send an email with a well spoken request for a further explanation of that topic with the science papers that you believe contradict him.

In the vast majority of cases, you are most likely the incorrect one while the professor is correct. Professors can be incorrect, but this situation is the outlier to the norm. But I do agree that some professors will resent you for questioning them, however, there is no reason to make that resentment more likely and/or stronger by interupting them in the middle of class.

It's not exactly rocket science. Poland is a primarily white country, so it has more white people. More white people gives higher odds for those who are qualified which, as spooky mentioned, is the most important factor.

Although I have never met this individual, I can be certain that he was great.

I'm happy that you have a hobby. It's good to have a distraction in life.

And it's a slightly larger speck of dust in the sky XD

The reasons for why are pretty simply. Humans are apes. Our bodies are apelike, but we lack the hair. However, apes tend to have different hair on their face that can be seen as no hair. If you take a human with dark skin and hair around their face, then the similarity between the two is high enough for computers to confuse the two.

tl;dr It's not racist; it's coincidence and computers.

You do, but if you want to lose weight then dieting will do more for that goal than exercise.

Dying in battle is preferable to dying by Aunt May.