“I’m watching you” This giant control tower is also the world’s tallest animal. Recent DNA studies have discovered that we should not break down giraffes into subspecies but rather into 4 different species: Northern Giraffe, Southern Giraffe, Masai Giraffe and Reticulated Giraffe. They used to believe that there were one species and nine subspecies. It’s funny that no one has ever questioned this historical classification. If you never doubt what was taught to you, you will never make new discoveries. The problem is that the bests in class have always been people who would just taken for granted everything that they had been taught, this is how you are teacher’s favorite. What if 90% of everything we learned is partially wrong. Maybe even 99%. Why most geniuses have failed school (75%)? We make new discoveries almost every day but only because some people had doubts. Doubting is key to knowledge and success in general. We should never be happy with what we have accomplished because we ...