Answer:
1. He means that Learning without thought is labor lost” — means the acquiring of knowledge with no mental process other than storage is simply a waste of time.
2. There are two types of revenge. One is giving the good favor which is having the privilege to take a good revenge. The second is the bad one that can never do a good thing, instead having a bad revenge for such an evil doing. Learn to decide the revenge for the person, instead returning evil, and justice.
Explanation:
