我们要更多的凭信而活，而不是靠眼见。

We need to live more by faith than by sight.

我们并不是辖管你们的信心，乃是帮助你们的快乐。因为你们凭信才站立得住。

Not for that we have dominion over your faith, but are helpers of your joy: for by faith ye stand.

明代（1368—1644年）以前，印章只是实用品，是人们在交往过程中表明身份的凭信工具。图为汉代的“皇后之玺”。

Before the Ming Dynasty (1368-1644), seals were generally made for practical uses such as identification. The Empress' Seal of the Han Dynasty.