Harsh advice

I haven't posted for a while as I have been very busy, but I have just read this comment on a site dedicated to helping students learn English. I think it's a bit harsh, how about you?

4) Use the sentences from the above exercises to practice with your language exchange. If you don't have a language exchange (or a teacher) you are wasting your time, you'll never learn to speak English.

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HARSH (adj): Cruel or severe: “a time of harsh military discipline”.

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