Task: Calculate the intensity of emotion E in the tweet as a decimal value ranging from 0 to 1, with 0 representing the lowest intensity and 1 representing the highest intensity.
Tweet: Lament a \nsaddened heart,\nso far &amp; \nyet so near,\nthe years so\ntough &amp; scarred,\nthis lonesome\nroad,\nstill feared! #depression \n\n#poetry #poem
Emotion: sadness
Intensity score: 
0.812