Crossword puzzle clue "drive fast as it were"

Drive fast, as it were

Particle physicist whose findings were first accepted by Einstein, but later were shown to be fraudulent

"Wish you were here—__ were there"

"Drive thy business, ___ will drive thee" (Franklin)

Drive ... or part of a cattle drive

Do you know how fast you were going?

It answers the question "Do you know how fast you were going?"

Drive fast