Machine Controller and Method for Controlling a Machine

A machine comprising:

• at least one drive;
• and
• at least one input device configured to input control commands for controlling the at least one drive, the input device being further configured in such a manner that at least occasionally at least two different actuating actions must be performed by a user on the at least one input device in order to output a control command to the at least one drive, the at least one input device including (i) a display device having a touch-sensitive surface, and (ii) a processor device, the display device being configured such that inputs can be made by touching the touch-sensitive surface and the display device being further configured to at least occasionally display a first symbol in a first region of the touch-sensitive surface, an input is made by touching the first symbol, and the display device is further configured to at least occasionally display a second symbol in a second region of the touch-sensitive surface, a second input is made by touching the second symbol, the processor device is configured to cause a predefined control command to be output to the at least one drive only when both the first symbol and the second symbol have been touched.