We all understand the meaning of a “tipping point” and the implied concept that a series of events can lead to larger and more important or disruptive change. In our world today, the question is whether a tipping point inevitably moves toward a foregone conclusion, or can its effect be reversed.

Saturday will mark two years since the invasion of Ukraine, and last week the Russians captured the city of Avdiivka. News media reported this as a major tipping point in this unimaginable war.

Will this war end soon? Have the Russians reached a point from which there is no turning back? Alternatively, can Ukrainian soldiers retake lands the Russians have so blatantly invaded like some 15th-century hoard?

Listening to reports from the teachers convention in Calgary this week, we hear that classroom sizes have continued to grow and that many teachers have reached their limit of effectiveness because the number of students in their classrooms exceeds what they feel they can deal with. We have seen........

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