at the cutting edge, at the forefront

(informal) Exclamation of surprise or astonishment: crap!, dammit!, shucks! holy cow!

Andorra la Vella (the capital city of Andorra)

Valletta (the capital of Malta)

Pyrrhic victory (a costly victory)

the dogs bark, but the caravan goes on, sticks and stones may break my bones, but words will never hurt me (let people say what they will)

speed of light (the speed of electromagnetic radiation in a vacuum or in a substance)

mad cow disease

(idiomatic) to cost an arm and a leg: to cost too much, to be very expensive

against the clock / time trial