You may be thinking that looking at birds is silly, but just think about the numbers of the recent record holders and the commitment it takes to get these numbers. Why would the author suggest that looking at birds is silly?

To tell how birds feel.

Explanation:

It is saying how much birds will go through to help you and that we should look and care for birds more

Explanation:

Easter, 1916," was written by the Irish poet W.B. Yeats to commemorate the Easter Rising in 1916, in which Irish nationalists led a rebellion to win independence from British rule. The leaders of the Rising were ultimately executed, and Yeats's poem balances critique of the rebellion and its political extremism with admiration for the rebels' dedication and bravery.

You can read the full text of “Easter, 1916” here.