Answer:
What runs around all day. Then lies under the bed. With its tongue hanging out?
This thing runs but cannot walk, sometimes sings but never talks. Lacks arms, has hands; lacks a head but has a face.
A dagger thrust at my own heart, dictates the way I'm swayed. Left I stand, and right I yield, to the twisting of the blade.
A time when they're green. A time when they're brown. But both of these times, cause me to frown. But just in between, for a very short while. They're perfect and yellow. And cause me to smile.
In buckles or lace, they help set the pace. The farther you go, the thinner they grow.
What did the baby corn say to its mother?