Kids have to learn so many things after they start school that it is better to start languages early. This avoids a conflict with the other things they have to learn or that they might be interested in.
孩子上學之後要學習的東西太多了，與其上學後和其他學科搶時間、和孩子的興趣搶心思，不如輕輕鬆鬆地趁早開始。