I could, but I never chose.

While he, with serious face and rapt attention, piled layer upon layer, and pinnacle upon pinnacle, absorbed in his architectural ambition, I sat by watching him, or wondering who drew the beautiful picture on the lid of my box, or speculating on the quantity of bricks I should use in my building, but always neglecting to set myself to work till Jim's shout of triumph declared his task accomplished.

Then I took a fit of industry till my tower was half built, and by that time the bricks had to be put away.
When we walked abroad with nurse I was sure to lag behind to look at other children, or gaze into shops.

Many a time I narrowly escaped being lost as the result.

Indeed, one of my earliest recollections is of being conducted home in state by a policeman, who had found me aimlessly strolling about a churchyard, round which I had been accompanying the nurse and the perambulator, until I missed them both, a short time before.
My parents, who had hitherto been inclined to regard my besetting sin (for even youngsters of four may have besetting sins) as only a childish peculiarity, at last began to take note of my dawdling propensities, and did their best to cure me of them.