Pelosi demonstrated the art of her power by pushing Biden out

Sometime around midnight, as his political farewell came to a close on night one of the Democratic National Convention, President Joe Biden briefly went off prompter, lamenting that “I may have been too young to be in the Senate” but that now he may also be “too old to stay as president.”

But that’s not true. Biden is 81 years old. He is unquestionably old. But our political system is full of old people — and to many of them, age is just a number.

Former President Donald Trump...