No—ride thy mule, and lead thine ass; I am surer on mine own feet, and will walk.

不——你骑你的骡子，牵你的驴吧；我更相信自己的脚，宁愿走路。

We will know a deeper, surer love.

我们会爱的更深更执着。

Nothing in the world is surer than this.

世界上没有什么比这更确定不移的了。

We can find no surer foundation for our faith.

我们找不到比这更稳固的信仰根基了。

Its performance this time was swifter and surer.

这一次其表现更迅捷，更可靠。