the.com/curveball
A pitch that lies about where it's going, beloved by baseball and fate alike.
means A baseball thrown with spin so it curves unexpectedly, or any surprise that breaks your plans.
from From 1860s baseball, where Candy Cummings claimed inspiration watching clamshells curve through the air; the slang for life's surprises followed by the 1920s.
Real physicsSpin plus air pressure genuinely bends the path.
Doubted for yearsSkeptics insisted the curve was optical illusion.
Candy's claimInventor's nickname was literally Candy Cummings.