If you decided to learn a new language,which is not easy by any account,you would have to dedicate yourself whole hearted to the cause.
如果你决定学一门新的语言（无论如何这不是件容易的事情）,你必须全身心投入.
by any account 无论如何
which is not easy by any account,account在这边什么意思?
If you decided to learn a new language,which is not easy by any account,you would have to dedicate yourself whole hearted to the cause.
如果你决定学一门新的语言（无论如何这不是件容易的事情）,你必须全身心投入.
by any account 无论如何