Answer:
The answer is Friendship is more constant than love
Explanation:
In this passage, love is represented as a non-lasting beauty with the characteristics of a rose, it is deemed as a product of fair weather (summer and spring), while friendship is depicted as a holly, a tree that will blossom on harsh times (winter) and, unlike the rose will constantly endure the adversities of a harsh season.
The diver strapped the aqualung to his back in preparation to dive
You need another comma after the word "think" because it's a parenthetical expression and is set off from the sentence.