You're strict and a little scary, but the things you point out are correct.
You are a little stern in your teaching style, but you're correct about the things you point out.
ーYou're strict and a little scary, but the things you point out are correct.
「あなたは厳しく少し怖いが、あなたの指摘は的確だ」
strict で「厳しい」
a little scary で「少し怖い」
to point out で「指摘する」
correct で「正しい・正確な」
ーYou are a little stern in your teaching style, but you're correct about the things you point out.
「あなたの教え方はちょっと厳格だが、あなたの指摘することは正確だ」
stern で「厳格で・厳しくて」
teaching style で「指導方法・教え方」
ご参考まで！
カナダ 
