如何修改登陆 console 的提示？？

每次登陆控制台的时候， 都有一堆的提示， 占了一办的屏幕，如何修改登陆 console 的提示？？ 或者让它少一点？？

Linux www 2.4.20 #1 SMP Tue Apr 15 17:56:11 CST 2003 i686 unknown

Most of the programs included with the Debian GNU/Linux system are
freely redistributable; the exact distribution terms for each program
are described in the individual files in /usr/share/doc/*/copyright

Debian GNU/Linux comes with ABSOLUTELY NO WARRANTY, to the extent
permitted by applicable law.

echo > /etc/motd

果然可以, 谢谢!!