Draws a Bezier curve on the screen.
noFill();
stroke(255, 102, 0);
line(30, 20, 80, 5);
line(80, 75, 30, 75);
stroke(0, 0, 0);
bezier(30, 20, 80, 5, 80, 75, 30, 75);
noFill();
stroke(255, 102, 0);
line(85, 20, 10, 10);
line(90, 90, 15, 80);
stroke(0, 0, 0);
bezier(85, 20, 10, 10, 90, 90, 15, 80);