In this section of speech, Mandela is using an Assertive and Emotional tone.
Words and phrases such as "without any fear in their hearts", "Freedom is their reward", "surrendered their lives so that we could be free", "humbled and elevated", " no easy road to freedom", "We must therefore act together as a united people".
The diction and syntax used in this section are powerful and incite a sense of unity throughout the listeners. The tone is made very emotional.