There are too many experts now, some are self-appointed and some are banned by others. It is not enough to rely on them alone. Only after the historical precipitation of big waves, the talents whose achievements still shine can be regarded as experts.

Therefore, there is no need to worry about whether he is an expert or not, as long as his thoughts, viewpoints, cognition and methods have been recognized by you and guided your life.

You can do anything with him, right?