Possible Clues:

• Finally get it
• Come to understand rage's inconsequential
• Believe rage will lead to fine
• Gain sudden insight — be religiously converted
• Realise a fact or mistake - be religiously converted
• View crossword solution to gain understanding
• Be born, or be born again
• Understand, when you realise it's an occupied house
• Realise one's mistake
• Realise the error of one's ways