if life is uncertain, days, hours, minutes, seconds are forgotten, but before it, they are tangible evidence of the reality of life, it's time to go, that's how Each generation tries to move in that time limit, but so far we just have to move faster from one place to another by plane, train, car and even indispensable in the elevator tall buildings, but we never got to move to a human consciousness to another, from one vision to another, the other great mystery, the evolution will never solve the mystery of life Why humans get up there in the morning, what is this incredible force that can lift a body of 80 pounds at once, against gravity, it was clearly explained that the desire to succeed, the want to have lunch or inclination to go pee could explain this power to overcome the past, nothing exists, it must be, there is no way to escape, it must succeed or we are crazy, we believe to be on the moon to eat pasta with tomato sauce, in short, humans are hard but why  we do that is another unresolved question, why live