Just / Only
This expression is used to indicate that something is nothing more than what is stated.
Examples
これは私の意見にすぎない。
This is just my opinion.
彼の提案は一般的なアイデアにすぎない。
His suggestion is just a common idea.
僕の失敗は小さい問題にすぎない。
My failure is just a small issue.
Quick check
これは私の意見___。