“I could have unleashed a tirade of abuse,” Wall said of the incident.
But instead, he decided to take the high road.
Going against every instinct after hearing their “distasteful” remarks, Wall bought the women a cup of tea and left a note on the receipt.
In a Facebook post following the incident, Wall said he hoped his kind gesture would help the misguided ladies to be a "little wiser and think before they speak".
"Hopefully there won't be a next time," he finished, and somehow, we don't think there will be.
Watch Stan Grant speak on the issue of racism in Australia.