Do not place it within the chart; this may select individual chart elements, such as the legend box or headings ... How to Wrap Text in Microsoft Excel 2003. By default, Microsoft Excel 2003 ...

Right-click the Excel 2003 cell containing the text and select "Format Cells." Click the "Alignment" tab in the Format Cells window. Click the box next to "Wrap Text" to place a check-mark in it.