24 Aug I Kings 11:9

9 The LORD became angry with Solomon because his heart had turned away from the LORD, the God of Israel, who had appeared to him twice. 

Have you met a really strong Christian? Maybe it was your pastor or Sunday school teacher or your parents are very strong in their faith in Jesus. Check this out; even Solomon, the smartest, richest man ever, who God appeared to and blessed even fell to sin! Everyone makes mistakes, everyone sins. How can we avoid it? Read I Timothy 6:11 for some encouragement.