Concern for man and his fate must always form the chief interest of all technical endeavors. Never forget this in the midst of your diagrams and equations.
Work is love made visible. And if you cannot work with love but only with distaste, it is better that you should leave your work and sit at the gate of the temple and take alms of those who work with joy.
Declare today "sacred timeoff limits to everyone, unless invited by you. Take care of your personal wants and needs. Say no, graciously but firmly, to others' demands."
Try to remain truthful. The power of truth never declines. Force and violence may be effective in the short term, but in the long run it's truth that prevails.
Whoever wants his judgment to be believed, should express it coolly and dispassionately; for all vehemence springs from the will. And so the judgment might be attributed to the will and not to knowledge, which by its nature is cold.