Premise: A man fishes under a large tree .
Correct statement: We doubt that the man is using live bait .
Incorrect statement: It is certain that the man is using live bait .
Correct statement: It is impossible that the man caught a fish .
Incorrect statement: It is likely that the man caught a fish .
Correct statement: It is impossible that the large tree has been there for 100 years .
Incorrect statement: It is highly likely that the large tree has been there for 100 years .
Correct statement: It is unlikely that a man fishes for trout using worms .
Incorrect statement: It is highly likely that a man fishes for trout using worms .
Correct statement: There is a very good chance that fishing takes patience and calm , as this gentleman knows .
Incorrect statement: We doubt that fishing takes patience and calm , as this gentleman knows .