Answer:
Four of us are in your field, But our differences keep us at yield, First, a one that is no fool, Though he resembles a gardener’s tool, Next, one difficult to split in two, And a girl once had one as big as her shoe, Then, to the mind, one’s a lovely bonder, And truancy makes it grow fonder, Last, a stem connecting dots of three
Who is it that rows quickly with four oars, but never comes out from under his own roof?
Without this, eating food and Steven Spielberg's career would be very different.
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.
Metal or bone I may be, many teeth I have and always bared. Yet my bite harms no one. And ladies delight in my touch.
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?