He teaches Budo (martial code of behaviour) so his students will learn about loyalty, respect, duty, rights and obligations. He teaches Bushin (martial techniques to still the mind) so his students can access peace more often, even when the world around them is chaotic.
Scare me, they guy is either: Not teaching Budo because he has no clue what it is, or is teaching some made up philosophy that he is labeling Budo. Budo and Aiki tend to be incompatable. Next, ig you can't take a shiho-nage past the point where it could be considered excessive, then you aren't learning it right. And the same can be said for many other techniques. This is BS and misleading, or they guy isn't teaching the techniques properly, so he doesn't have to worry about his students really injuring somebody.
Your Field Aikido training will not get you into trouble!
Under Australian Law you are permitted to use reasonable force in your self
defence. Use of excessive force is a crime. If all you can do is to kick and
punch you could end up in gaol! You’ll learn to appropriately defend
against 31 different kinds of physical and weapons attacks.