It is not by the principles of humanity that man lives or is able to preserve himself above the animal world, but solely by means of the most brutal struggle. Adolf Hitler
Mankind has grown strong in eternal struggles and it will only perish through eternal peace. Adolf Hitler
The struggle of man against power is the struggle of memory against forgetting. Milan Kundera
Life is struggle and sleep. Mason Cooley
Say not the struggle nought availeth,
The labour and the wounds are vain,
The enemy faints not, nor faileth,
And as things have been they remain.
Arthur Hugh Clough
All art is a struggle to be, in a particular sort of way, virtuous. Iris Murdoch
If there is no struggle there is no progress. Frederick Douglass