Well, I ran in front of a bus and I'm still alive, so running in front of buses can't be that dangerous, hey? Don't be so overcautious!

Everything in life has risks and you have to weigh the potential risk vs. the potential benefit. Granted, if smoking weed is the most dangerous thing that you do as a child, you'll be very lucky.

Beyond the point of being a good student, excess intellect at this stage of civilization is more curse than blessing.

Considering how many people are still ignoring the climate crisis, we need every bit of intelligence we can get. It's the only thing that will determine whether or not we survive as a species.