Answer:
1. Don't judge a book by its cover
Contradictory Adage: The clothes make the man.
Adage most true, and why?: "Don't judge a book by its cover" is the most true here. This is because judging a man by his physical appearance can lead to misjudgment of who the man truly is. It is not the outside (the cover) that actually makes or defines a man. It is his what is inside that truly defines a man.
2. Curiosity killed the cat
Contradictory Adage: What you don't know can't hurt you
Adage most true, and why?: "<em>Curiosity killed the cat</em>" is the most true here. This is true because being too inquisitive on matters that one doesn't know about can actually expose that individual to danger. The contradictory adage isn't so true because it doesn't really work like that in all cases.
3. Opposites attract
Contradictory Adage: Birds of a feather flock together
Adage most true, and why?: "<em>Opposites attract</em>" is the most true here. This is true because this particular adage actually plays out very well in our world today. It has been designed for opposites to attract. Among humans and animals, opposite genders attract each other. In magnetism, opposite poles attract each.
4. Don't cross that bridge until you come to it
Contradictory Adage: Never put off until tomorrow what you can do today
Adage most true, and why?: "<em>Don't cross that bridge until you come to it</em>" is the most true here. This is because worrying about tomorrow's problems today is needless. They can actually make one to loose focus.
Explanation:
I have been able to answer the given questions.
The main adages in the first column are actually the adages that are most true. In my above explanations, I gave clear explanations why they are the most true.
Proverbs are known to be simple traditional statements that actually express perceived truth and which is usually based on experience or common sense. They can be metaphorical.