Few insiderish nuggets leaven the mix—though Mrs Clinton does explain why the secret service dislikes VIPs visiting Buddhist temples (they feel unready for emergencies without their shoes).
They learned to cultivate olives, vines and date palms. They invented leavened bread, beer, and they developed textile technologies: the potter's wheel, the sail.
There approached them the agent, smiling, urbane, pleasing as to manner — but not too pleasing; urbanity mixed, so to speak, with the leaven of caution.
3 He urged them so strongly, however, that they turned aside to his place and entered his house. He prepared a meal for them, baking cakes without leaven, and they dined.
The Common Reader Volume 1 26 Essays on Jane Austen, George Eliot, Conrad, Montaigne and Others
Nevertheless, though her philosophies are futile, and her plays intolerable, and her verses mainly dull, the vast bulk of the Duchess is leavened by a vein of authentic fire.
The leaven which animated my existence is gone: the charm which cheered me in the gloom of night, and aroused me from my morning slumbers, is for ever fled.