to make an enormous effort
hacer un esfuerzo enorme (hacer un esfuerzo enorme)
"He sweat blood to get that promotion."
"Él sudó sangre para conseguir esa promoción." (El sudo sangre para conseguir esa promocion)
to analyze a problem step by step
to be declared completely healthy by a doctor
no matter what happens; in any weather or situation
to test the limits or performance of an AI system
A true friend is the most valuable gift one can have
Those who take risks are more likely to be successful.