Which tone is conveyed by the expression 'the varied vocations I hear'?

In furrows deep, secrets I sow, As time passes, I watch them grow. Who am I?

From wheel to kiln, my skill is born, Step by step, an art takes form. Who am I?

I lay foundations, brick by brick, To build a house, it’s me you pick. Who am I?

I work with pots, pans, and spice, Creating dishes that taste so nice. Who am I?