In a Multiline Textbox is there a way to have a carriage return to the begining of the next multiline

<asp:TextBox ID="TextBox1" TextMode="MultiLine" Rows="25" Width="800" Height="100" AutoPostBack="true" runat="server" BackColor="#CCFFCC"></asp:TextBox>

In a Multiline Textbox is there a way to have a carriage return to the begining of the next multiline?

this = this & <br/> & postee & <br/> & latestposts

Textbox1.Text = this