"Nunca podría hacerlo sin ti." It means, "Never could [I] do it without you." In this case, the 'I' is understood from the context.
Nunca quiero ser sin ti.
Porque él nunca pudo.
without= sin
Nunca debe caminar solo would be how you could say "You should never walk alone" in Spanish.
you're welcome is de nada, baby is bebe... although calling someone baby in spanish could be insulting, but you never know....
nunca
"El pueblo español" can mean "the Spanish people". It could also mean "the Spanish town". Context would define the difference.
Never hurt me = Nunca me lastimes
You could say "Pues, aprendalo."
You could say "Te amo tanto. No puedo vivir sin ti."
You can say "Tú sin mi."
Originally in Spanish is: originalmente. You could also say: Primero.