Speaking foreign languages is not easy.
Speaking foreign languages isn't easy.
Speaking foreign languages is not easy.
Speaking foreign languages isn't easy.
It is by no means easy to master a foreign language.
Few people can speak a foreign language perfectly.
It's virtually impossible for an adult to learn to speak a foreign language perfectly.
It is not difficult to speak English.
It is difficult to speak three languages.
It's by no means easy to master a foreign language.
Learning foreign languages is boring.
Studying a foreign language is hard.