英语 if nothing else的用法

英语 if nothing else的用法
If nothing else, Freud's ideas were revolutionary.
1,如何正确翻译if nothing else
2, 讲一下if nothing else的演化,我觉得它省略了什么.从根上讲,更便与理解.谢谢
大家的回答可以更深入一点。下面是朗文的解释。供大家参考。11
if nothing else
used to emphasize one good quality or feature that someone or something has, while suggesting that it might be the only good one
If nothing else, the report points out the need for better math education.