Read the following sentences carefully, examine their modes of r

Read the following sentences carefully, examine their modes of reasoning and comment on whether the reasoning is sound. If not, discuss in pairs how you would improve it.
All of the swans we have seen are white. Therefore, all swans are white.
【正确答案】：This is unsound reasoning. It is inductive but not sound. Just because all the swans we have seen are white does not mean that all swans are white.