Answer:
When young I am sweet in the sun. When middle-aged I make you gay. When old I am valued more than ever.
Tear me off and scratch my head, what once was red is black instead. What am I?
In wealth I abound; in water I stand; as a fencer I'm valued all over the land; at Venice I'm famous; by farmers I'm prized; respected by law yet huntsmen despised; consternation and ruin ensue when I break; And the beasts of the forest advantage won't take.
I take off my clothes when you put on your clothes. I put on my clothes when you take off your clothes
I am a shimmering field that reaches far. Yet I have no tracks and am crossed without paths.
What language does a billboard speak?