But he could not draw back from the generous word when it was once uttered, even though he felt now, vaguely foreseeing certain eventualities in his intrigue with Madame Karenina, that this generous word had been spoken thoughtlessly, and that even though he were not married he might need all the hundred thousand of income.

But it was impossible to draw back.

He had only to recall his brother's wife, to remember how that sweet, delightful Varya sought, at every convenient opportunity, to remind him that she remembered his generosity and appreciated it, to grasp the impossibility of taking back his gift.

It was as impossible as beating a woman, stealing, or lying.