Commence in example sentence
One morning, being left alone with him a few minutes in the parlour, I ventured to approach the window-recess--which his table, chair, and desk consecrated as a kind of study--and I was going to speak, though not very well knowing in what words to frame my inquiry--for it is at all times difficult to break the ice of reserve glassing over such natures as his--when he saved me the trouble by being the first to commence a dialogue.