those who say it cannot be done should not interrupt those doing it
People who dispute that a task is possible should not impede those people who attempt to do it.
ADV
impatiently
rudely
The speaker was rudely interrupted by someone's phone ringing during the important meeting.
harshly, sharply
She was explaining her idea when her boss interrupted sharply with a question about the budget.
brutally, cruelly, violently
She was violently interrupted during her presentation when the fire alarm suddenly went off.
abruptly, suddenly | temporarily
constantly, repeatedly
She kept trying to finish her homework, but her younger brother repeatedly interrupted her.
occasionally, periodically
VERB + INTERRUPT
be sorry to
I was sorry to interrupt their conversation, but the meeting was about to start.
(not) dare (to)
She didn't dare interrupt her boss during the important meeting.
PREP
with
He didn't want to interrupt the meeting with bad news about the project delay.
PHRASES
get interrupted
She was trying to study for her exam but kept getting interrupted by her roommate's phone calls.