Premise:
"If you are sincere about being a friend, you will save him from himself by keeping your distance."
Hypothesis: Keep your distance if you are a friend.

yes

Premise:
"what did you like to do most"
Hypothesis: What did you like to do most when you traveled?

it is not possible to tell

Premise:
"Anyone have a synonym for future?"
Hypothesis: Someone please tell a synonym for future.
yes