The Tofugu team completely trusts what Koichi says.
Koichi's scandal has injured Tofugu's credit.
I thought I would score some points with my wife if I cleaned the house, made dinner, gave her a massage, and sung her to sleep, but instead she divorced me.
Your task is to believe. In order to do that, you have to have plenty of trust in what you believe in... not to mention confidence.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.