Movement was good not only for the body, but for the spirit as well.

It made the blood flow more freely and the brain grow more active.

Moreover, the beauty of the early summer that had come incited one to greater hope.
The great adventure had now begun, but it was not unknown to Hooker and his watchful generals on the other shore.

The ground was dry and they had seen a column of dust rise and move toward the northwest.

Their experienced eyes told them that such a cloud must be made by marching troops, and the men in the balloons with their glasses were able to catch the gleam of steel from the bayonets of Longstreet's men as they took the long road to Gettysburg.
Hooker had good men with him.