RED
The primary functions of red blood cells are to transport oxygen from the lungs to tissues, maintaining adequate tissue perfusion, and transporting CO2 from the tissues to the lungs.
The white globules have the role of defending the body in various ways, and structure the immune system.
There are no blue globes!
Let us not seek to satisfy our thirst for freedom by drinking from the cup of bitterness and hatred. We must forever conduct our struggle on the high plane of dignity and discipline. We must not allow our creative protest to degenerate into physical violence. Again and again, we must rise to the majestic heights of meeting physical force with soul force
"They resulted in military victory over Islamic society" was technically not one of the ways in which the Crusades benefited European society, since this conquest had no major positive repercussions.