to become too frightened to do something
perder el valor para hacer algo
"I was going to ask her out, but I lost my nerve."
"Iba a invitarla a salir, pero perdí el valor."
under pressure to perform or complete something
to work hard on something for a long period
to stay positive and not lose hope in difficult situations
to support or to make a copy of important data
to visit popular tourist destinations
it's very easy