If I had not then ascended a height to have a distant view…当时若不登高望，谁信东流海洋深？

Expanded Wise Articles – Part 1 (excerpt)

摘要: Traditional Chinese Wise Sayings

当时若不登高望，谁信东流海洋深？

If I had not then ascended a height to have a distant view, I could not now know that the east-flowing waters are as deep as seas.

（郭著章 译）