ow when the node becomes narrow, it clips the text rather than make the text wrap.
  Let's say that you would rather that the text wrap.
</p>

<p>
  This can be implemented by stretching the TextBlocks horizontally, which will define their widths, forcing the text to wrap.
  But text normally is drawn at the left side of the bounds of the TextBlock when the text direction is left-to-right.
  If you want each TextBlock to be centered within its bounds, you'll need to set <a>TextBlock.textAlign</a> to "center