Saying something that contradicts what one means or believes is?

Why does lewis thomas express concern about what we would say to beings from another planet

What does twain find ironic and hypocritical about human patriotism?

The great depression, which lasted throughout the 1930s in the united states, affected many people, and it had a devastating impact on an entire subset of the u.s. population. modernist writer john steinbeck wrote about the toll the depression took on these families, many of whom were forced to leave their farms and find other sources of income.