An oak and a reed were arguing about their strength. When a strong wind came up, the reed avoided being uprooted by bending and leaning with the gusts of wind. But the oak stood firm and was torn up by the roots.
In peace prepare for war, in war prepare for peace. The art of war is of vital importance to the state. It is matter of life and death, a road either to safety or to ruin. Hence under no circumstances can it be neglected.
The wise and just man will always feel that he stands on his own feet; that he imparts strength to the state, not receives security from it; and if all went down, he and such as he would quite easily combine in a new and better constitution.