| 1. | To read without reflecting is like eating without digesting .
学而不思，犹如食而不化。 |
| 2. | Learning without thought means labour lost; thought without learning is perilous .
学而不思则罔，思而不学则殆。 |
| 3. | Those who cultivate mathematics for its own sake are idle searchers given to a vain play of the spirit .
那些为数学而搞数学的人是白费精神的盲目的研究者。 |
| 4. | Most geology professors concerned with stratigraphic research direct their attention to outcrop stratigraphy rather than to subsurface stratigraphy .
从事地层学的多数地质学教授的注意力主要放在露头地层学而不放在地下地层学上。 |
| 5. | Needless to say , learning without thinking is useless
不用说，学而不思则罔。 |
| 6. | ' nothing could be more pleasurable than learning . '
“学而时习之，不亦乐乎” |
| 7. | To read without reflecting is like eating without digesting
学而不思,犹如食而不化 |
| 8. | To read without reflecting is like eating without digesting
学而不思，犹如食而未化。 |
| 9. | A confucian slogan for education a good scholar can become
学而优则仕 |
| 10. | It is no good learning without practice
学而不实践是没好处的。 |
