Questão 30

    Why don’t we take action? Why would people spend
their energy complaining about things instead of acting to
change them?
    The number one reason, the “why” behind inaction is
[5] very simply: fear. After you peel back enough layers of the
onion you’ll find fear there at the center.
    What are you afraid of? Mostly failure. Some people
are afraid of the change that action brings, but for the most
part we are afraid of taking the wrong action, making
[10] mistakes and looking like a fool. 

Available at: http://runrunlive.com. Access on: 18 Sep. 2018 (fragment), with adaptations. 

In the sentence “Why would people spend their energy complaining about things instead of acting to change them?” (lines 1 to 3), the underlined words can be correctly replaced by