In real life, sometimes moral people suffer and immoral people take advantage. Why?

That's true. Moreover, as you will see, the good people have long died, and the bad people have died well. For example, Michael Jackson, who did countless good deeds, died in pain, while the Chandler family who framed him had more than $20 million in extortion money. Lennon, who devoted himself to the world, was shot, and the shooter strode out of the prison. Simpson, who also had two murders, was at large.

But these are not the key points that can determine your worldview. The key is whether you are "willing" to have goodness in your heart. For me, the happiest help is that I throw the garbage into the trash can to prevent the hard-working sanitation workers from being hit by a car while picking up this garbage in the middle of the road. But I can vaguely feel a ray of sunshine in their eyes when I accompany my children to cross the road, give some money to the old beggars, buy newspapers for the disabled, give some food to stray dogs and invite the old people to take the bus to help the fallen old people. ...