Most people believe that all men are created equal. All men are believed to be created equal. Animals will stop eating when they get full. Categorical - it uses future and no modifiers. Most animals will stop eating when they get full.
Animals normally stop eating when they get full.
Computers are a wonderful aid for teaching. Comics in the newspapers are just to make you laugh. Categorical - it uses 'just' and the simple present. Most comics in the newspapers are designed to make you laugh. Comics in the newspapers are often just to make you laugh.