| Don't quit until you find someone to blame. |
| Youth looks Ahead; Old age looks Back; and Middle age looks Tired |
| Life is full of undocumented features! |
| Life is a math class: solve one problem, get another. |
| Youth looks ahead, old age looks back and middle age looks tired. |
| Sometimes I wish life had subtitles! |
| Forecasting is difficult, especially about the future. |
| Forecasting is difficult, especially about the future |
| Almost every man wastes part of his life attempting to display qualities which he does not possess |
| Life is full of obstacle illusions |