Can “being good” still be sin?

What do the two trees in the Garden of Eden represent? How does this relate to our lives today? I’m struggling with the concept of Hell. I feel like I’m being attacked by Satan when I’m alone. Is it possible for a believer to not go to Heaven?

Tags: accusation, attack, Eden, eternal life, forgiveness, giving thanks, good and evil, Heaven, Hell, knowledge, promises of God, Satan, security, tree, two unchangeable things, walking by the Spirit