Science is really important because it rever = it can improve all humankind's = human's life.
As using = When we use science our life can be more convenient.
For example we don't have to clean our  home ourselves to = we can utilize many machines.
Of course, science destroies = can destroy human, nature and so on sometimes.
Even though it is true, science has a double-sided character.
And if we use it only for positive ways, science improverapidly to help = rapidly improves human's life.